A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5855-00-832-9341
NSN 5930-01-013-1915
NSN 5835-01-132-5894
NSN 6685-00-247-8703
NSN 5925-00-059-4991
NSN 5935-01-067-8627
NSN 6240-00-181-2503
NSN 5960-01-411-5899
NSN 6650-00-127-0072
NSN 5935-01-476-5754
NSN 4140-00-620-7379
NSN 5990-00-066-2217